Baked Bean Casserole - cooking recipe

Ingredients

1 can kidney beans
1 can lima beans
1 can butter beans
1 large can pork and beans
1/2 lb. bacon, cooked and drained
3 large onions
1 c. dark brown sugar
1/4 c. vinegar
1 Tbsp. dry mustard

Preparation

Open first three cans of beans; drain and set aside.
Saute 3 large onions (chopped) in bacon grease, then drain.